The polymer bar shown in the figure below has a width of b = 59 mm, a depth of d = 96 mm, and a height of h = 286 mm. At acompressive load of P = 150 kN, the bar height contracts by Ah = -2.40 mm, and the bar depth elongates by Ad = 0.37 mm. Atthis load, the stress in the polymer bar is less than its proportional limit. Determine:(a) the modulus of elasticity.(b) Poisson's ratio.(c) the change in the bar width b.PRigidplate(a) E =(b) V =(c)Ab =iiGPammkbhRigid base

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Answered: (a) the modulus of elasticity. (b)…

Engineering

Civil Engineering

(a) the modulus of elasticity. (b) Poisson's ratio. (c) the change in the bar width b.

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter9: Time, Temperature, And Mechanical Properties

Section: Chapter Questions

Problem 9.3P

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Question

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The polymer bar shown in the figure below has a width of b = 59 mm, a depth of d = 96 mm, and a height of h = 286 mm. At a
compressive load of P = 150 kN, the bar height contracts by Ah = -2.40 mm, and the bar depth elongates by Ad = 0.37 mm. At
this load, the stress in the polymer bar is less than its proportional limit. Determine:
(a) the modulus of elasticity.
(b) Poisson's ratio.
(c) the change in the bar width b.
P
Rigid
plate
(a) E =
(b) V =
(c)
Ab =
i
i
GPa
mm
k
b
h
Rigid base

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